[In the elevator, Fret was panting a bit from running away from Nanami! But his evidence is secured, if rather jostled in their bags.]

These two were each stuffed into one of the vending machines. We got an ice scream scoop with blood swirled into the melted vanilla, and the equally bloody knife.

I dunno if they thought no one would see em' because of the flaps over em', or what. But the blood's gotta be why a scoop was taken from the ice cream, right? Probably in a hurry, if they couldn't even put the lid back and they had to stash it all the way over there.